Amazon Elastic Compute Cloud Update: With this release customers can turn host maintenance on or off when allocating or modifying a supported dedicated host. Host maintenance is turned on by default for supported hosts.

Author: AWS

.changes/next-release/feature-AmazonElasticComputeCloud-22cab0d.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Elastic Compute Cloud",
+    "contributor": "",
+    "description": "With this release customers can turn host maintenance on or off when allocating or modifying a supported dedicated host. Host maintenance is turned on by default for supported hosts."
+}

services/ec2/src/main/resources/codegen-resources/service-2.json

@@ -6777,6 +6777,10 @@
         "OutpostArn":{
           "shape":"String",
           "documentation":"<p>The Amazon Resource Name (ARN) of the Amazon Web Services Outpost on which to allocate the Dedicated Host.</p>"
+        },
+        "HostMaintenance":{
+          "shape":"HostMaintenance",
+          "documentation":"<p>Indicates whether to enable or disable host maintenance for the Dedicated Host. For more information, see <a href=\"https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/dedicated-hosts-maintenance.html\"> Host maintenance</a> in the <i>Amazon EC2 User Guide</i>.</p> <p>Default: <code>on</code> </p>"
         }
       }
     },
@@ -30558,6 +30562,11 @@
           "shape":"String",
           "documentation":"<p>The Amazon Resource Name (ARN) of the Amazon Web Services Outpost on which the Dedicated Host is allocated.</p>",
           "locationName":"outpostArn"
+        },
+        "HostMaintenance":{
+          "shape":"HostMaintenance",
+          "documentation":"<p>Indicates whether host maintenance is enabled or disabled for the Dedicated Host.</p>",
+          "locationName":"hostMaintenance"
         }
       },
       "documentation":"<p>Describes the properties of the Dedicated Host.</p>"
@@ -30597,6 +30606,13 @@
         "locationName":"item"
       }
     },
+    "HostMaintenance":{
+      "type":"string",
+      "enum":[
+        "on",
+        "off"
+      ]
+    },
     "HostOffering":{
       "type":"structure",
       "members":{
@@ -39155,6 +39171,10 @@
         "InstanceFamily":{
           "shape":"String",
           "documentation":"<p>Specifies the instance family to be supported by the Dedicated Host. Specify this parameter to modify a Dedicated Host to support multiple instance types within its current instance family.</p> <p>If you want to modify a Dedicated Host to support a specific instance type only, omit this parameter and specify <b>InstanceType</b> instead. You cannot specify <b>InstanceFamily</b> and <b>InstanceType</b> in the same request.</p>"
+        },
+        "HostMaintenance":{
+          "shape":"HostMaintenance",
+          "documentation":"<p>Indicates whether to enable or disable host maintenance for the Dedicated Host. For more information, see <a href=\"https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/dedicated-hosts-maintenance.html\"> Host maintenance</a> in the <i>Amazon EC2 User Guide</i>.</p>"
         }
       }
     },